1. Department of Neurology, University of Debrecen, Clinical Center, Faculty of Medicine, Debrecen, Hungary
2. Department of Medicine, Division of Clinical Immunology, University of Debrecen, Clinical Center, Faculty of Medicine, Debrecen, Hungary
3. Department of Neurology, University of Debrecen, Clinical Center, Faculty of Medicine, 4032 Debrecen, Móricz Zs. krt. 22, Hungary